Beating method of used paper processing apparatus, used paper processing method, beating device of used paper processing apparatus, and used paper processing apparatus

Abstract

The invention presents a beating technology of used paper processing apparatus of furniture size, capable of preventing leak or disclosure of confidential information, personal information or any other information securely and capable of holding a high confidentiality, that can be installed not only in a large office, but also in a small shop or general household. In the beating process of the beating unit in the used paper processing apparatus of furniture size, by using at least one grinder having beating action surfaces disposed oppositely across a tiny beating gap, and a pair of beating disks rotating relatively, the beating gap of the beating action surfaces is controlled or adjusted to be narrower gradually from the beginning till the end of the beating process. As a result, a smooth and efficient beating operation is realized from the beginning till the end of the beating process.

1 . A beating method of used paper processing apparatus, being a beating method applied in a used paper processing apparatus comprising a fragmenting process of agitating, grinding and fragmenting used paper, and a beating process of beating the used paper fragmented in the fragmenting process,
 wherein, in the beating process, by using at least one beating means provided with a pair of beating disks rotating relatively, with beating action surfaces disposed oppositely across a tiny beating gap, the beating gap of the beating action surfaces is gradually narrowed from the beginning till the end of the beating process.   
   
   
       2 . The beating method of used paper processing apparatus of  claim 1 ,
 wherein a used paper pulp circulation route is formed by disposing at least one beating means, and   the used paper pulp beaten by the beating means is circulated in the used paper pulp circulation route and beaten in the beating process, and the beating gap of the beating action surfaces is gradually narrowed from the beginning till the end of the beating process.   
   
   
       3 . The beating method of used paper processing apparatus of  claim 2 ,
 wherein, in the beating process, the beating gap of the beating means is controlled to be narrowed in gradual steps from the beginning till the end of the beating process.   
   
   
       4 . The beating method of used paper processing apparatus of  claim 2 ,
 wherein, in the beating process, the beating gap of the beating means is controlled to be narrowed gradually and continuously from the beginning till the end of the beating process.   
   
   
       5 . The beating method of used paper processing apparatus of  claim 1 ,
 wherein a used paper pulp route is formed by disposing a plurality of the beating means in series, and   the beating gap of the plurality of beating means is fixed and set to be narrower gradually from the upstream side to the downstream side.   
   
   
       6 . The beating method of used paper processing apparatus of  claim 5 ,
 wherein the opening area of the beating gap in the plurality of beating means is set so that the flow rate of the used paper pulp may be substantially uniform.   
   
   
       7 . The beating method of used paper processing apparatus of  claim 1 ,
 wherein the beating means is formed as a grinder having a pair of beating disks rotating relatively, beating action surfaces of the disks are disposed oppositely across a tiny beating gap each other, and   the beating action surfaces have annular flat surfaces formed on the outer circumference of the beating disks, and the annular flat surfaces form the beating gap.   
   
   
       8 . The beating method of used paper processing apparatus of  claim 7 ,
 wherein the beating action surfaces are grinding surfaces formed by coupling multiple abrasive grains by means of a binding material.   
   
   
       9 . A used paper processing method of used paper processing apparatus comprising a fragmenting process of agitating, grinding and fragmenting the used paper, and a beating process of beating the used paper fragmented in the fragmenting process,
 wherein, in the beating process, by using at least one beating means provided with a pair of beating disks rotating relatively, with beating action surfaces disposed oppositely across a tiny beating gap, the beating gap of the beating action surfaces is gradually narrowed from the beginning till the end of the beating process.   
   
   
       10 . The used paper processing method of used paper processing apparatus of  claim 9 ,
 wherein the fragmenting process is characterized by using agitating means disposed rotatably in a fragmenting tank, the used paper is charged into the fragmenting tank, and water in a quantity corresponding to the charged amount of the used paper is supplied to the fragmenting tank, and the used paper and water are agitated by the agitating means, thereby the used paper is fragmented and beaten.   
   
   
       11 . The used paper processing method of used paper processing apparatus of  claim 10 ,
 wherein shredder means is provided at a used paper inlet of the fragmenting tank, and the used paper charged from the used paper inlet is preliminarily shredded by the shredder means, and is agitated by the agitating means.   
   
   
       12 . A beating device of used paper processing apparatus, being a beating device for composing the beating unit in the used paper processing apparatus which comprises a fragmenting unit for agitating, grinding and fragmenting the used paper, and a beating unit for beating the used paper fragmented in the fragmenting unit, these fragmenting unit and beating unit are installed in an apparatus case of furniture size, the beating device comprising:
 at least one beating means,   wherein the beating means is formed as a grinder having a pair of beating disks rotated and driven relatively, beating action surfaces of the beating disks are disposed oppositely across a tiny beating gap each other,   wherein the beating gap of the beating action surfaces of the beating means is set to be narrower gradually from the beating means at the beginning of the beating process toward the beating means at the end.   
   
   
       13 . The beating device of used paper processing apparatus of  claim 12 ,
 wherein the beating means includes a beating tank having a supply port for supplying the used paper pulp from the upstream side and a discharge port for discharging the beaten used paper pulp to the downstream side, a pair of beating disks disposed relatively and rotatably in the beating tank, and a rotation drive source for rotating and moving these beating disks relatively, and   the used paper pulp supplied from the supply port is pressurized and beaten by the beating action surfaces while being passed through the beating gap between the beating disks.   
   
   
       14 . The beating device of used paper processing apparatus of  claim 13 ,
 wherein gap adjusting means is provided for moving the pair of beating disks relatively in the rotation axial direction, and adjusting the beating gap of these beating disks.   
   
   
       15 . The beating device of used paper processing apparatus of  claim 12 ,
 wherein one of the pair of beating disks is a fixed beating disk provided fixedly in the rotating direction, and the other is a rotatable beating disk provided ratatably, and an inlet communicating with the supply port of the beating tank is formed in a central position of the beating action surface of the fixed beating disk, and two annular flat surfaces formed on the outer peripheral edges of the beating action surfaces of the pair of beating disks form an exit communicating with a discharge port of the beating tank and having the beating gap.   
   
   
       16 . The beating device of used paper processing apparatus of  claim 15 ,
 wherein the beating action surfaces are grinding surfaces formed by coupling multiple abrasive grains by means of a binding material.   
   
   
       17 . The beating device of used paper processing apparatus of  claim 12 ,
 wherein a used paper pulp circulation route is formed by disposing at least one beating means, and circulating means for circulating the used paper in the used paper pulp circulation route is provided,   the used paper pulp fragmented and processed in the fragmenting unit is circulated in the used paper pulp circulation route by means of the circulating means, and is beaten in the beating process by the beating means, and   the beating gap of the beating action surfaces of the beating means is set to be narrower gradually from the beating means at the beginning of the beating process toward the beating means at the end.   
   
   
       18 . The beating device of used paper processing apparatus of  claim 17 ,
 wherein at least one beating means is provided in the used paper pulp circulation route, and   the beating gap of the beating means is controlled to be narrowed at same size in gradual steps from the beginning till the end of the beating process.   
   
   
       19 . The beating device of used paper processing apparatus of  claim 17 ,
 wherein at least one beating means is provided in the used paper pulp circulation route, and   the beating gap of the beating means is controlled to be narrowed gradually and continuously at same size from the beginning till the end of the beating process   
   
   
       20 . The beating device of used paper processing apparatus of  claim 17 , further comprising:
 beating control means for controlling the beating means,   wherein the beating control means is configured so as to execute the beating process while circulating the used paper pulp after the beating process by the beating means in the used paper pulp circulation route by the circulating means, and the drive source of the beating means is driven and controlled so that the beating gap of the beating action surfaces may be narrower gradually from the beginning till the end of the beating process.   
   
   
       21 . The beating device of used paper processing apparatus of  claim 20 ,
 wherein, in the used paper pulp circulation route, a fragmenting tank of the fragmenting unit is included, and when executing the beating method, the agitating means of the fragmenting unit is driven and controlled.   
   
   
       22 . The beating device of used paper processing apparatus of  claim 21 ,
 wherein, in the used paper pulp circulation route, a bypass route including a reserve tank for storing the used paper pulp beaten by the beating means is connected by means of changeover means, and when executing the beating method, the changeover means is driven and controlled so as to change over and use selectively the fragmenting tank of the fragmenting unit and the reserve tank of the bypass route.   
   
   
       23 . The beating device of used paper processing apparatus of  claim 12 ,
 wherein a used paper pulp route is formed by consecutively linking the plurality of beating means, and the beating gap of beating action surfaces of the beating means are fixed and set so as to be narrower gradually from the beginning beating means till the ending beating means in the beating process.   
   
   
       24 . The beating device of used paper processing apparatus of  claim 23 , further comprising:
 beating control means for controlling the beating means,   wherein the beating control means drives and controls the drive source of the plurality of beating means disposed consecutively in the used paper pulp route, thereby executing the beating process.   
   
   
       25 . The beating device of used paper processing apparatus of  claim 23 ,
 wherein the opening areas of the beating gaps in the plurality of beating means are set to be substantially same in the flow rate of used paper pulp.   
   
   
       26 . A used paper processing apparatus installed in an apparatus case of furniture size for fragmenting and beating the used paper to make into pulp, comprising:
 a fragmenting unit for agitating, grinding and fragmenting the used paper, and a beating unit for beating the used paper fragmented by the fragmenting unit,   wherein the beating unit has at least one beating means, and the beating means is formed as a grinder having a pair of beating disks rotated and driven relatively, beating action surfaces of the beating disks are disposed oppositely across a tiny beating gap each other, and the beating gap of the beating action surfaces of the beating means is set to be narrower gradually from the beating means at the beginning of the beating process toward the beating means at the end.   
   
   
       27 . The used paper processing apparatus of  claim 26 ,
 wherein the fragmenting unit includes a fragmenting tank having a used paper feed port for feeding and supplying the used paper, and a discharge port for discharging the fragmented used paper pulp to the downstream side, and agitating means provided rotatably in this fragmenting tank, and   the used paper supplied from the used paper feed port is mixed with water and agitated by the agitating means, and fragmented and beaten.   
   
   
       28 . The used paper processing apparatus of  claim 27 ,
 wherein shredder means is provided at the used paper feed port of the fragmenting tank, and the used paper supplied into the used paper feed port is preliminarily shredded by the shredder means, and is agitated by the agitating means.   
   
   
       29 . The used paper processing apparatus of  claim 27 ,
 wherein the fragmenting unit has water feed means for supplying water into the fragmenting tank.   
   
   
       30 . The used paper processing apparatus of  claim 26 , further comprising:
 dewatering means for dewatering the used paper pulp beaten to become pulp by the beating unit.